The following video is from Wednesday's Investor Beat, in which host Chris Hill and analysts Bryan Hinmon and Matt Argersinger dissect the hardest-hitting investing stories of the day.

In today's installment, New Jersey Governor Chris Christie signs a bill legalizing online gambling in the state. What will the law mean for casino operators such as Caesar's Entertainment (CZR)? Also, Priceline (BKNG 1.41%) flies higher on better-than-expected fourth-quarter earnings and Papa John's (PZZA 1.15%) cools off after the pizza company announces it's restating earnings for the past four years. Those stories plus a recap of how the markets did today, and two stocks we'll be keeping a close eye on this week.